Earthquake with magnitude of ML 0.8 on date 08-02-2023 and time 13:49:10 (Italy) in region 4 km W Monte Cavallo (MC)

A magnitude ML 0.8 earthquake occured in region: 4 km W Monte Cavallo (MC), on

  • 08-02-2023 12:49:10 (UTC)
  • 08-02-2023 13:49:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9950, 12.9530 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Monte Cavallo MC 4 145 145
Serravalle di Chienti MC 9 1070 1215
Pieve Torina MC 10 1458 2673
Sellano PG 12 1079 3752
Fiordimonte MC 12 202 3954
Muccia MC 12 915 4869
Pievebovigliana MC 13 866 5735
Visso MC 13 1107 6842
Preci PG 15 724 7566
Ussita MC 16 444 8010
Sefro MC 17 422 8432
Fiastra MC 17 559 8991
Valtopina PG 18 1398 10389
Camerino MC 18 6974 17363
Acquacanina MC 19 121 17484
Nocera Umbra PG 19 5839 23323
Cerreto di Spoleto PG 20 1075 24398
Castelsantangelo sul Nera MC 20 281 24679

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km E of Foligno (57155 inhabitants)
48 Km E of Perugia (166134 inhabitants)
54 Km NE of Terni (111501 inhabitants)
72 Km NW of Teramo (54892 inhabitants)
80 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
95 Km S of Fano (60888 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100
ML 0.8 2023-02-08
12:49:10
42.9952 12.9527 10 2023-02-08
13:17:40
Sala Sismica INGV-Roma 114258811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-08 12:49:10 ± 0.14
Latitude 42.9952 ± 0.0072
Longitude 12.9527 ± 0.0111
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 114258811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1029
Semi-minor axis of confidence ellipse (meter) 309
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 1030.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54769
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 114258811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-08 13:17:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRGE.HHZ. 2023-02-08T12:50:30.82 3.0 undecidable manual Sn 0.25 0
OX.MPRI.HHZ. 2023-02-08T12:50:23.03 3.0 undecidable manual Sn 0.38 0
IV.PTCC.HHZ. 2023-02-08T12:50:21.98 3.0 undecidable manual Sn -7.15 0
IV.GALF.HHZ. 2023-02-08T12:50:16.88 3.0 negative manual Pn 2.14 0
IV.ALJA.HHZ. 2023-02-08T12:50:11.81 3.0 undecidable manual Pn 1.19 0
IV.BULG.HHZ. 2023-02-08T12:50:05.57 3.0 positive manual Pg 11.89 0
IV.LRP.EHZ. 2023-02-08T12:49:56.96 3.0 undecidable manual Sn 0.48 0
IV.SBPO.HNZ. 2023-02-08T12:49:47.44 3.0 undecidable manual Sg 2.15 0
IV.PAOL.HHZ. 2023-02-08T12:49:47.90 3.0 undecidable manual Pg 9.15 0
IV.SAMA.EHZ. 2023-02-08T12:49:42.43 3.0 undecidable manual Sg 1.95 0
IV.MRB1.HNZ. 2023-02-08T12:49:39.51 3.0 undecidable manual Pn -1.9 0
IV.MSSA.HHZ. 2023-02-08T12:49:31.73 3.0 undecidable manual Sn -3.84 0
IV.FRON.EHZ. 2023-02-08T12:49:29.75 0.3 undecidable manual S 343 60.7947 50 0.4 63
IV.FRON.EHZ. 2023-02-08T12:49:21.75 0.1 undecidable manual P 343 60.7947 50 0.44 83
IV.BDI.HHZ. 2023-02-08T12:49:21.62 3.0 undecidable manual S -0.01 0
7F.SIB1.EHE. 2023-02-08T12:49:20.93 0.3 undecidable manual S 113 28.0497 109 0.32 68
7F.SIB3.EHE. 2023-02-08T12:49:20.99 0.6 undecidable manual S 117 29.0487 50 0.12 47
IV.CSP1.EHZ. 2023-02-08T12:49:19.15 0.6 undecidable manual S 62 23.0547 112 0.17 47
IV.ARVD.HHZ. 2023-02-08T12:49:19.96 0.1 undecidable manual P 359 55.7997 50 -0.57 81
IV.NRCA.HHZ. 2023-02-08T12:49:18.94 0.6 undecidable manual S 144 22.2555 113 0.23 47
IV.MMO1.EHZ. 2023-02-08T12:49:17.27 3.0 undecidable manual S 0
IV.FDMO.HHZ. 2023-02-08T12:49:16.22 0.6 undecidable manual S 67 11.877 129 0.63 43
7F.SIB3.EHE. 2023-02-08T12:49:16.46 0.1 undecidable manual P 117 29.0487 50 0.05 96
IV.MC2.EHZ. 2023-02-08T12:49:15.16 0.1 undecidable manual P 116 21.3675 114 0.17 95
IV.MML1.EHZ. 2023-02-08T12:49:15.83 0.6 undecidable manual S 7 13.1757 126 -0.14 48
7F.SIB1.EHE. 2023-02-08T12:49:15.93 0.1 undecidable manual P 113 28.0497 109 -0.33 91
IV.CESI.HHZ. 2023-02-08T12:49:14.26 0.6 undecidable manual S 285 3.996 157 0.36 47
IV.CSP1.EHZ. 2023-02-08T12:49:14.66 0.1 undecidable manual P 62 23.0547 112 -0.66 83
IV.NRCA.HHZ. 2023-02-08T12:49:14.85 0.1 negative manual P 144 22.2555 113 -0.31 92
IV.MMO1.EHZ. 2023-02-08T12:49:13.49 3.0 undecidable manual Pn 0
IV.MML1.EHZ. 2023-02-08T12:49:13.19 1.0 undecidable manual P 7 13.1757 126 -0.39 23
IV.FDMO.HHZ. 2023-02-08T12:49:13.44 0.6 negative manual P 67 11.877 129 0.08 49
IV.CESI.HHZ. 2023-02-08T12:49:12.34 0.1 undecidable manual P 285 3.996 157 -0.05 100
IV.IMOL.HNZ. 2023-02-08T12:49:11.66 3.0 negative manual P -0.12 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.8 0.00007176831999999999 0.2432 AML other m 2023-02-08T12:49:16.52
IV.FDMO.HHE. ML:0.8 0.00007685201 0.224 AML other m 2023-02-08T12:49:16.47
IV.CESI.HHE. ML:0.4 0.00004667495 0.0832 AML other m 2023-02-08T12:49:14.25
IV.CESI.HHN. ML:0.5 0.000059739385000000005 0.064 AML other m 2023-02-08T12:49:14.44
IV.MML1.EHE. ML:0.8 0.00006753640499999999 0.1216 AML other m 2023-02-08T12:49:16.12
IV.MML1.EHN. ML:0.7 0.000055312884999999996 1.5808 AML other m 2023-02-08T12:49:18.76
IV.CSP1.EHE. ML:1.4 0.000165945195 1.92 AML other m 2023-02-08T12:49:24.38
IV.CSP1.EHN. ML:1.4 0.00015171325 1.8176 AML other m 2023-02-08T12:49:17.90
IV.NRCA.HHE. ML:0.7 0.000035091709999999995 1.184 AML other m 2023-02-08T12:49:19.31
IV.NRCA.HHN. ML:0.7 0.000035444245 1.6192 AML other m 2023-02-08T12:49:20.04
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download